About BMLL
BMLL is the leading independent provider of harmonized Level 3, 2 and 1 historical data and analytics across global equities, ETFs, futures and US equity options. We provide market participants with immediate access to granular T+1 order book data and advanced analytics, enabling them to accelerate research, optimize trading strategies, and better understand market behaviour.
BMLL was acquired in 2025 by Nordic Capital, alongside minority shareholder Optiver, marking a joint commitment to accelerate the company's next phase of growth.
We offer an inclusive and collaborative culture, a hybrid working environment that includes regular days in our London office, weekly team lunches, and a variety of out-of-hours social activities.
For more information, visit our website or follow us on X (@bmlltech) and LinkedIn @BMLL.
Position Summary:
We are seeking a Senior Product Owner to play a critical role in the evolution of BMLL's data and analytics platform. This role blends product ownership, strategic prioritization, and deep analytical rigor, and is ideal for someone who is equally comfortable defining what should be built and diving into how it must work.
You will sit at the intersection of engineering, financial data, and commercial teams, translating customer and business needs into clear, actionable product requirements. You will own the backlog for BMLL's Data Lab and Vantage products, ensuring that development efforts are aligned with BMLL's strategic goals and deliver maximum value to customers.
Responsibilities:
● Own and manage the product backlog, including prioritization working with stakeholders, refinement, and acceptance of user stories
● Act as a domain expert for your product area, deeply understanding APIs, application workflows and client use cases
● Translate complex client requirements into clear, technically precise product requirements, epics and user stories
● Partner closely with engineering and data teams on clarifying requirements; architecture decisions, technical trade-offs, edge cases, dependencies and delivery planning.
● Collaborate with commercial, customer success, and quant teams to understand client needs and market trends
● Define and track product success metrics and outcomes
● Support product discovery activities, including customer feedback, competitive analysis, and roadmap planning
● Ensure delivered features meet quality, performance, and usability standards expected by our institutional clients
Requirements
Required Skills and Experience:
* Proven experience as a Senior Product Owner, ideally in fintech, market data, or data-driven platforms
* Experience working with SaaS, platform or data product
* Strong understanding of Agile / Scrum methodologies
* Ability to communicate clearly with both technical and non-technical stakeholders
* Strong analytical mindset with attention to detail with exposure to modern data science platforms and tools (e.g. Snowflake, Databricks, cloud data warehouses, SQL, Python, Tableau, Power BI)
* Comfortable working in a fast-growing, scale-up environment
* Result-oriented with high commitment, resilience and professionalism
* Experience with financial markets, trading, or market microstructure
* Exposure to front office trading applications e.g. Bloomberg, ION, Fidessa etc
Nice to haves:
* Familiarity with multi-asset historical market data, tick data, or analytics products
* Background working with institutional financial clients
* Experience using Productboard
Why Join BMLL
* Work on mission-critical products used by leading global financial institutions
* Be part of a highly skilled, collaborative, and ambitious team
* Influence product direction in a growing, innovative fintech company
* Competitive compensation and benefits
* Hybrid working and a flexible, inclusive culture
Benefits
Competitive salary
* 25 days holiday plus bank holidays
* Pension Scheme
* Private Medical Insurance
* Work abroad option
* Life Insurance
* Combination of remote and London-based office working (2 days in office per week)
* A yearly Well-being Physical Activity budget
* Continuous learning through funded training and challenging projects
* Collaborative culture
* Weekly team lunches
* Free Fruit, snacks, and drinks provided throughout the day (When office-based)
* Regular Team Socials
* Cycle to Work Scheme
We are an inclusive employer and welcome applicants from all backgrounds. We pride ourselves on our commitment to Equality and Diversity and are committed to removing barriers throughout our hiring process. If you have any special requirements or require reasonable adjustments to help you access career opportunities at BMLL, please do let us know